Mammon

The Golden Tyrant Mammon, also known as Mamyun and Prince of Greed, is one of the Seven Princes of Hell, being the demon who personifies and represents the sin of Greed, as well as avarice, wealth, abundance, prosperity, wealth and injustice, sometimes interpreted as a deity. He is the demon that forged Hellboy's Right Hand of Doom and gave knowledge to mortals on the creation of homunculi.